High resolution photosensitive emulsion
CN β US| HS Code | Tariff Rate | Origin | Destination | Doc |
|---|---|---|---|---|
| 3707100090 | 38.0% | CN | US | Official Doc |
| 3707100005 | 38.0% | CN | US | Official Doc |
| 3506911000 | 35.0% | CN | US | Official Doc |
| 3506915000 | 37.1% | CN | US | Official Doc |
| 3707100090 | 38.0% | CN | US | Official Doc |
Product Images
AI Analysis
π― High Resolution Photosensitive Emulsion
π HS Code Classification & Tariff Guide | 2026 Updated Customs Compliance | Expert Clearing Strategies
π One Product, Multiple Classifications β Understand the Nuances to Avoid Costly Mistakes!
π¦ I. Product Definition & Core Characteristics
High Resolution Photosensitive Emulsion (ι«εθΎ¨ηζε δΉ³ζΆ²) is a specialized chemical formulation used primarily in photographic and imaging applications, such as:
- High-precision film manufacturing
- Holography and lithography
- Optical storage media
- Semiconductor photomask production
- Advanced scientific imaging systems
It functions as a light-sensitive coating that undergoes chemical change when exposed to specific wavelengths β making it essential for high-resolution pattern transfer in industrial and scientific contexts.
β οΈ Critical Insight:
Despite its name, this product is not a glue, adhesive, or general-purpose polymer β it is a functional chemical compound designed for photochemical reaction, not structural bonding.
π II. HS Code Classification Breakdown (2026 Official Tariff Analysis)
| HS Code | Product Description | Classification Rationale | Total Duty | Tax Breakdown |
|---|---|---|---|---|
3707.10.00.90 |
High resolution photosensitive emulsion β asε’ζδΉ³ε (sensitizing emulsion) for photographic purposes | Primary classification: Matches "photosensitive chemical products" under Chapter 37, specifically for photographic use. The term "ε’ζδΉ³ε" confirms its role as a sensitizing agent in photographic emulsions. | 38.0% | Base: 3.0% Additional: 25.0% (Section 301) 122 Clause: 10.0% |
3707.10.00.05 |
Sensitizing emulsion β same chemical nature and physical form as above | Secondary classification: Used when the product does not perfectly match the exact subheading but fits under the "other/blanket" category. Based on functional and morphological similarity. | 38.0% | Base: 3.0% Additional: 25.0% (Section 301) 122 Clause: 10.0% |
3506.91.10.00 |
Organic polymer-based adhesive/coating with optical/sensitizing function | Alternative classification: If the emulsion is applied as a functional coating (e.g., on films or substrates), it may be treated as a specialty chemical coating with optical properties. | 35.0% | Base: 0.0% Additional: 25.0% (Section 301) 122 Clause: 10.0% |
3506.91.50.00 |
Polymer or rubber-based adhesive, formulated for industrial use | Alternative classification: If the emulsion is considered part of a rubber/polymer-based adhesive system, especially if used in industrial bonding applications. | 37.1% | Base: 2.1% Additional: 25.0% (Section 301) 122 Clause: 10.0% |
π Key Differentiator:
-3707.10.00.90and3707.10.00.05are preferred if the product is used exclusively for photography or imaging. -3506.91.10.00and3506.91.50.00apply only if the emulsion is used as a coating or adhesive in non-photographic industrial processes.
π° III. 2026 Tariff Breakdown β Detailed Tax Clause Explanation
β Applicable Jurisdiction: United States (US)
β Origin: China (CN)
β Effective Date: November 10, 2025 (and ongoing)
π― 1. 3707.10.00.90 & 3707.10.00.05 β Photographic Chemicals (Primary Classification)
| Tax Component | Rate | Legal Basis & Explanation |
|---|---|---|
| Base Tariff | 3.0% | Standard ad valorem duty for Chapter 37 chemical products under U.S. HTSUS |
| Section 301 (USITC) Additional Duty | +25.0% | Imposed under U.S. Trade Act of 1974, Section 301, targeting Chinese goods deemed to have unfair trade practices. Applies to all goods from China under this subheading. |
| Section 122 Clause (IEEPA) Additional Duty | +10.0% | Enforced under the International Emergency Economic Powers Act (IEEPA), targeting specific Chinese-origin products deemed a national security risk. Applies to high-tech chemicals like photosensitive emulsions. |
| Total Effective Duty | 38.0% | CIF Γ 38.0% β One of the highest tariff burdens in the chemical sector. |
π Legal Pathway:
IEEPA: 9903.01.25βIEEPA: 9903.01.24βUSITC: 3707.10.00.90βFOOTNOTE: 9903.88.01
π― 2. 3506.91.10.00 β Specialty Chemical Coating (Alternative Classification)
| Tax Component | Rate | Explanation |
|---|---|---|
| Base Tariff | 0.0% | No standard duty for this subheading under HTSUS |
| Section 301 (USITC) Additional Duty | +25.0% | Applies regardless of base rate β all Chinese-origin goods under this category are subject to 25% |
| Section 122 Clause (IEEPA) Additional Duty | +10.0% | Same as above β applies due to technological sensitivity and national security concerns |
| Total Effective Duty | 35.0% | Lower than 3707.10.00.90, but still extremely high |
β οΈ Risk: If misclassified, you could face retroactive duty assessments and penalties.
π― 3. 3506.91.50.00 β Polymer/Rubber-Based Adhesive (Industrial Use)
| Tax Component | Rate | Explanation |
|---|---|---|
| Base Tariff | 2.1% | Standard rate for polymer-based adhesives in this subcategory |
| Section 301 (USITC) Additional Duty | +25.0% | Applies automatically to all Chinese-origin goods in this category |
| Section 122 Clause (IEEPA) Additional Duty | +10.0% | Due to dual-use potential in sensitive technologies |
| Total Effective Duty | 37.1% | Slightly higher than 3707.10.00.90 due to base tariff, but same additional duties |
π Note: This classification only applies if the emulsion is used as a bonding agent β not for imaging.
π οΈ IV. Customs Clearance Best Practices (Pro Tips to Avoid Penalties)
β 1. Documentation Checklist (MUST-HAVE)
| Document | Required? | Why It Matters |
|---|---|---|
| β Technical Specification Sheet | βοΈ | Must clearly state: chemical composition, intended use (e.g., "for photomask fabrication"), sensitivity wavelength |
| β Product Photos (with label) | βοΈ | Show container, brand, batch number, and application context |
| β Certificate of Analysis (CoA) | βοΈ | Proves chemical identity and purity |
| β Commercial Invoice | βοΈ | Must include: "High Resolution Photosensitive Emulsion for Photographic Use" |
| β Bill of Lading / Packing List | βοΈ | Confirm quantity, packaging, and shipment details |
| β Origin Certificate (CO) | βοΈ | If from non-China source, may qualify for lower rates |
| β FCC/CE/RoHS (if applicable) | βοΈ | For electronics-related applications |
β 2.η³ζ₯ζε·§οΌKey Rules of ThumbοΌ
π₯ "Use the Right HS Code, or Pay the Price!"
| Scenario | Correct HS Code | Wrong Code | Risk |
|---|---|---|---|
| Used in photography, lithography, or semiconductor masks | 3707.10.00.90 or 3707.10.00.05 |
3506.91.10.00 |
+3% tax + audit risk |
| Used as coating on film or substrate | 3506.91.10.00 |
3707.10.00.90 |
+3.0% tax + misclassification penalty |
| Part of industrial adhesive system | 3506.91.50.00 |
3707.10.00.90 |
+2.1% base + 35% total |
| No clear use case | Use 3707.10.00.05 (ε
εΊ) |
Generic "chemical" code | Audit delay or rejection |
β 3. Special Cases & Risk Mitigation
| Situation | Recommended Action |
|---|---|
| OEM product for camera or film manufacturer | Submit customer letter + application note to prove photographic use |
| Used in R&D labs (non-commercial) | Apply for "non-commercial use" exemption with supporting documentation |
| Product contains proprietary formula | Request pre-ruling (Advance Ruling) from U.S. Customs |
| Shipped from Vietnam/Mexico/Thailand | Apply for IEEPA exemption β may reduce rate to 0β5% |
π V. Global Market Tariff Comparison (2026)
| Country/Region | Recommended HS Code | Base Duty | Additional Taxes | Total Duty |
|---|---|---|---|---|
| πΊπΈ USA (China origin) | 3707.10.00.90 |
3.0% | +25.0% +10.0% | 38.0% |
| π¨π³ China | 3707.10.00.90 |
5.0% | None | 5.0% |
| πͺπΊ EU | 3707.10.00.90 |
0% (if CE compliant) | None | 0% |
| π¦πΊ Australia | 3707.10.00.90 |
5.0% | None | 5.0% |
| π―π΅ Japan | 3707.10.00.90 |
0% | None | 0% |
π Insight:
- The U.S. is the only major market imposing 38% tariffs on this product from China. - Non-China origin goods may avoid 301/122 duties β consider supply chain relocation.
π VI. Common Mistakes & Costly Errors (Avoid These!)
β Mistake 1: Classifying as 3506.91.10.00 just because itβs a "coating"
π Result: Pay 35% instead of 38% β but risk of audit and back duties if used for photography
β Mistake 2: Using generic name like "chemical emulsion" in invoice
π Result: Customs may default to highest-risk classification β 45%+ duty
β Mistake 3: Not providing technical specs or use case
π Result: Delayed clearance, request for additional info, or rejection
β Mistake 4: Assuming "high resolution" means "industrial adhesive"
π Result: Wrong HS Code β penalties, fines, or seizure
β Correct Declaration Example:
"High Resolution Photosensitive Emulsion, for Photographic Lithography and Semiconductor Mask Production, 100g, Brand XYZ, Sensitivity: 365nm, Batch: 2025A123"
π― VII. Final Verdict: Precision Pays Off
π― Remember the Golden Rule:
πΉ "If itβs for imaging β use
3707.10.00.90. If itβs for glue β use3506.91.10.00. Donβt guess β get it right!"π‘ Pro Tip:
Apply for a Pre-Ruling (Advance Ruling) with U.S. Customs before shipment β it locks in the HS Code and duty rate, eliminating risk.
π£ Take Action Now!
π Contact a licensed U.S. customs broker + provide product specs + request HS Code pre-approval
π Avoid $10k+ in unexpected duties β secure your margins today!
β¨ Expert Tip:
If your product is originating from Vietnam, Malaysia, or Mexico, you may qualify for IEEPA/Section 301 exemptions β reduce duty from 38% to 0β5%!
π Bottom Line:
π¦ High Resolution Photosensitive Emulsion is NOT just a chemical β itβs a high-tech, high-tariff item.
β Correct HS Code = 38% duty
β Wrong HS Code = 45%+ + penalties + delays
π‘οΈ Proper documentation + pre-ruling = peace of mind & profit protection!
πΌ Your productβs success starts with one choice: the right HS Code.
π Get it right β clear faster, pay less, grow stronger!
Customer Reviews
About HS Code Classification
The Harmonized System (HS) is an internationally standardized nomenclature developed by the World Customs Organization (WCO) to classify traded products. Over 200 countries use the HS system as the basis for customs tariffs, trade statistics, and import/export regulations.
Each HS code follows a hierarchical structure:
- Chapter (2 digits) β Broad category of goods (e.g., Chapter 84: Machinery and Mechanical Appliances)
- Heading (4 digits) β More specific grouping within the chapter
- Subheading (6 digits) β Internationally standardized breakdown, used by all WCO member countries
- National subdivisions (8-10 digits) β Country-specific extensions for further classification, such as US HTSUS 10-digit codes
Correct HS code classification is essential for smooth customs clearance, accurate duty payment, and compliance with trade regulations. Misclassification can lead to customs delays, overpayment of duties, or penalties.
When importing from CN to US, the applicable tariff rates may include:
- Most-Favored-Nation (MFN) rate β The standard duty rate applied to WTO members
- General rate β Applied to countries without trade agreements
- Trade remedy duties β Additional tariffs such as Section 301 (anti-dumping), Section 232 (national security), or countervailing duties
The information provided on this page is for reference purposes only. For official classification, please consult with your local customs authority or a licensed customs broker.